In a race of 40 participants, E is ranked 12th from the top. If F is ranked 8th from the bottom, what is the total number of participants?

B. 40

E is ranked 8th from the top and 12th from the bottom in a competition. How many participants are there in total?

B. 20

In a class of 30 students, John is ranked 8th from the top. What is his rank from the bottom?

B. 23RD

Alice is ranked 12th from the bottom in a group of 40 people. What is her rank from the top?

B. 28TH

In a race of 50 runners, Mark is in 15th position. If he swaps places with the runner in 20th position, what will be Mark's new rank from the top?

D. 16TH